var xmlHttp 
 
function showRSS(str) 
 {  
 xmlHttp=GetXmlHttpObject() 
 if (xmlHttp==null) 
  { 
  alert ("Browser does not support HTTP Request") 
  return 
  } 
 var url="getrss.php" 
 url=url+"?q="+str 
 url=url+"&sid="+Math.random() 
 xmlHttp.onreadystatechange=stateChanged  
 xmlHttp.open("GET",url,true) 
 xmlHttp.send(null)  } 
 
function stateChanged()  
 {  
 if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") 
  {  
  document.getElementById("rssOutput") 
  .innerHTML=xmlHttp.responseText  
  }  
 } 
 
function GetXmlHttpObject() 
{ 
var xmlHttp=null; 
try 
 { 
 // Firefox, Opera 8.0+, Safari 
 xmlHttp=new XMLHttpRequest(); 
 } 
catch (e) 
 { 
 // Internet Explorer 
 try 
  { 
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); 
  } 
 catch (e) 
  { 
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP"); 
  }  } 
return xmlHttp; 
} 
